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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

A83.1 – Western equine encephalitis

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

GEM Conversion to ICD-9 CM

Fs: 00000 – Western equine encephalitis

MDC / MS-DRG Reference

CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITH MCC OR CHEMOTHERAPY IMPLANT OR EPILEPSY WITH NEUROSTIMULATOR
CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITHOUT MCC
NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH MCC
NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH CC
NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) G04.90
equine (acute) (infectious) (viral) A83.9
Western A83.1
viral, virus A86
arthropod-borne NEC A85.2
mosquito-borne A83.9
Western equine A83.1
Western equine A83.1
Encephalomyelitis See also Encephalitis G04.90
equine A83.9
Western A83.1

Sibling Codes

Japanese encephalitis
Eastern equine encephalitis
St Louis encephalitis
Australian encephalitis
California encephalitis
Rocio virus disease
Other mosquito-borne viral encephalitis
Mosquito-borne viral encephalitis, unspecified

Parent Sibling Codes

Acute poliomyelitis
Atypical virus infections of central nervous system
Rabies
Mosquito-borne viral encephalitis
Tick-borne viral encephalitis
Other viral encephalitis, not elsewhere classified
Unspecified viral encephalitis
Viral meningitis
Other viral infections of central nervous system, not elsewhere classified
Unspecified viral infection of central nervous system

View in Tabular

Code Title
A00-B99 Certain infectious and parasitic diseases (A00-B99)
A80-A89 Viral and prion infections of the central nervous system (A80-A89)
A83 Mosquito-borne viral encephalitis
A83.1 Western equine encephalitis